50PCS NMB MR52ZZ MR62ZZ MR63ZZ MR74ZZ MR83ZZ MR Series Miniature Ball Bearing High Speed Precision Sealed Bearings

High-concerned chemical：None isCustomized：Yes Material：Bearing Steel Model Number：MR52ZZ--TO--MR148ZZ Brand Name：BNBG Origin：Mainland China Certification：NONE

High-concerned chemical: None isCustomized: Yes Material: Bearing Steel Model Number: MR52ZZ--TO--MR148ZZ Brand Name: BNBG Origin: Mainland China Certification: NONE